India and Mongolia "share common values and understanding" on a range of issues, and the "warm relationship" of the two nations needs to be strengthened further, Lok Sabha Speaker Sumitra Mahajan said here on Wednesday.Mahajan, who is leading an Indian parliamentary delegation to Mongolia, said the ties between India and Mongolia are quite old as they have "interacted since antiquity". Common values and understanding between the countries have laid the ground for constructive engagement across several sectors, she observed, a press release said. She said that strong political relations must be complemented by ties of trade, economy and investment between the two countries.Mahajan has met Mongolian President Ts Elbegdorj, Prime Minister Saikhanbileg and her counterpart Chairman of the Great Hural of Mongolian Parliament Z. Enkhbold in the government palace and shared views on a host of issues, including matters of mutual interest, the statement added.Mahajan also informed Enkhbold that the Indian parliament would be happy to share its expertise in strengthening democratic institutions and parliamentary processes to Mongolia.